Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing my new design; and,

FIG. 2 is a front view of a second embodiment.

The dot-dash lines in the figures illustrate the display screen or portion thereof, and define the boundary of the claimed design. The broken lines form no part thereof. 

CLAIM I claim the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 